Participation in the East China Fair: Opportunities and challenges for Nanjing Blue Sky Filter Co., Ltd. With the continuous development of global trade, China is playing an increasingly important role in international trade. As one of the world's largest trading nations, various import and expor

How Do HEPA Filters Work HEPA (High Efficiency Particulate Air Filter) is a kind of high efficiency filter widely used in the field of air purification. Its role is to filter small particles in the air, such as dust, pollen, mold, bacteria and viruses, etc., to provide clean, healthy indoor air. I

What does an air filter do in a refrigerator? Are refrigerator air filters necessary?

If your refrigerator has an ice maker or water dispenser, it’s easy to understand why it needs a water filter, but you may be surprised to discover that your refrigerator likely also has an air filter. The experts at Electrolux explain everything you need to know about refrigerator air filters, an i